.motion-app{
    width: 100%;
    height: 100%;
    // 头部导航
    .top{
        height: 58px;
        width: 100%;
        padding: 0 20px;
        .nav{
            height: 100%;
            width: 100%;
            border-bottom: 1px solid #ddd;
            justify-content: space-around;
            align-items: center;
            a{
                font-size: 16px;
                color: #9a9a9a;
                line-height: 58px;
                
            }
            .active{
                font-size: 20px;
                color: #4294FF;
                font-weight: bold;
                border-bottom: 2px solid #aad9f7;
            }
        }
    }
    // 课程
    .train{
        width: 100%;
        padding: 15px;
        .new{
            font-size: 18px;
            margin-bottom: 10px;
        }
        .new-course{
            width: 100%;
            box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.4);
            border-radius: 15px;
            margin-bottom: 5px;
            padding-bottom: 10px;
            img{
                border-radius: 15px;
                border-bottom-left-radius: 0;
                border-bottom-right-radius: 0;
                width: 100%;
                height: 150px;
                
            }    
            a{
                display: block;
                margin-top: 5px;
                padding-left: 15px;
            }
            .title{
                font-size: 16px;
            }
            .suggest{
                font-size: 12px;
                color: #9a9a9a;
            }
        }
        .course{
            margin-top: 20px;

        }
        .plain-course{
            margin-top: 15px;
            width: 100%;
            height: 140px;
            border-radius: 15px;
            padding: 20px;
            position: relative;
            img{
                width: 100%;
                height: 140px;
                position: absolute;
                left: 0;
                top: 0;
                border-radius: 15px;
                z-index: -1;
            }
            a{
                display: block;
                color: #fff;
            }
            .title{
                font-size: 20px;
                margin-top: 20px;
            }
            .suggest{
                font-size: 14px;
                margin-top: 10px;
            }
        }
    }
}